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notes:r_cheat_sheet

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notes:r_cheat_sheet [2026/07/22 19:56]
114.119.132.52 old revision restored (2026/06/17 09:08) 		notes:r_cheat_sheet [2026/07/24 22:18] (current)
123.20.8.11 old revision restored (2026/06/02 15:48)
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   * ''R'' is the command-line interpreter   * ''R'' is the command-line interpreter
 +  * ''install.pa­ckages("gg­plot2") '' to install additional packages
 +
   * Expressions are evaluated and displayed e.g. 1, 1+1, "Hello World"   * Expressions are evaluated and displayed e.g. 1, 1+1, "Hello World"
   * Booleans are e.g. ''1=1'' , ''3>4'' , ''TRUE'', T, ''FALSE'', F   * Booleans are e.g. ''1=1'' , ''3>4'' , ''TRUE'', T, ''FALSE'', F
   * For variable assignment ''x=1'' or ''x<-1''   * For variable assignment ''x=1'' or ''x<-1''
-  * For help on a function use ''help(sum)'' or ''example(sqrt)''+  * For help on a function use ''help(sum)'' ,  ''help(package='ggplot2')''  or ''example(sqrt)''
   * Operations are ''+ - * / = <-''   * Operations are ''+ - * / = <-''
   * ''NA'' is used to express a missing or unknown data  value. Expressions on NA return NA.   * ''NA'' is used to express a missing or unknown data  value. Expressions on NA return NA.
- 
 ===== Vectors ===== ===== Vectors =====
   * To create a vector, use the combine command ''c(4,7,9)''   * To create a vector, use the combine command ''c(4,7,9)''
notes/r_cheat_sheet.1784775407.txt.gz · Last modified: 2026/07/22 19:56 by 114.119.132.52

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